208428714

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 120

約数和(自身を含む): 529306272

約数和(自身を除く): 320877558

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 81, 117, 138, 162, 169, 207, 234, 299, 331, 338, 351, 414, 507, 598, 621, 662, 702, 897, 993, 1014, 1053, 1242, 1521, 1794, 1863, 1986, 2106, 2691, 2979, 3042, 3726, 3887, 4303, 4563, 5382, 5958, 7613, 7774, 8073, 8606, 8937, 9126, 11661, 12909, 13689, 15226, 16146, 17874, 22839, 23322, 24219, 25818, 26811, 27378, 34983, 38727, 45678, 48438, 53622, 55939, 68517, 69966, 77454, 98969, 104949, 111878, 116181, 137034, 167817, 197938, 205551, 209898, 232362, 296907, 314847, 335634, 348543, 411102, 503451, 593814, 616653, 629694, 697086, 890721, 1006902, 1233306, 1286597, 1510353, 1781442, 2573194, 2672163, 3020706, 3859791, 4531059, 5344326, 7719582, 8016489, 9062118, 11579373, 16032978, 23158746, 34738119, 69476238, 104214357, 208428714]

約数ペア:

[(1, 208428714), (2, 104214357), (3, 69476238), (6, 34738119), (9, 23158746), (13, 16032978), (18, 11579373), (23, 9062118), (26, 8016489), (27, 7719582), (39, 5344326), (46, 4531059), (54, 3859791), (69, 3020706), (78, 2672163), (81, 2573194), (117, 1781442), (138, 1510353), (162, 1286597), (169, 1233306), (207, 1006902), (234, 890721), (299, 697086), (331, 629694), (338, 616653), (351, 593814), (414, 503451), (507, 411102), (598, 348543), (621, 335634), (662, 314847), (702, 296907), (897, 232362), (993, 209898), (1014, 205551), (1053, 197938), (1242, 167817), (1521, 137034), (1794, 116181), (1863, 111878), (1986, 104949), (2106, 98969), (2691, 77454), (2979, 69966), (3042, 68517), (3726, 55939), (3887, 53622), (4303, 48438), (4563, 45678), (5382, 38727), (5958, 34983), (7613, 27378), (7774, 26811), (8073, 25818), (8606, 24219), (8937, 23322), (9126, 22839), (11661, 17874), (12909, 16146), (13689, 15226)]